• Today

    May 18

    21°Lo 10°

    Mostly sunny and nice

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      25°
    • UV
      7 - High
    • Cloud
      Cover
      16%
    more
  • Sun

    May 19

    23°Lo 12°

    Mostly cloudy

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      23°
    • UV
      6 - High
    • Cloud
      Cover
      76%
    more
  • Mon

    May 20

    25°Lo 13°

    A thunderstorm in the area

    At Risk weather for sinus headaches
    • Hi
      RealFeel
      26°
    • UV
      6 - High
    • Cloud
      Cover
      76%
  • Tue

    May 21

    20°Lo 10°

    A couple of showers possible

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      20°
    • UV
      4 - Moderate
    • Cloud
      Cover
      76%
    more
  • Wed

    May 22

    22°Lo 13°

    Rain and drizzle possible

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      23°
    • UV
      5 - Moderate
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Temp (°C) 13° 13° 12° 12° 13° 13° 14° 15°
RealFeel® 11° 10° 10° 10° 10° 11° 12° 14°
Humidity 87% 90% 93% 93% 93% 92% 88% 82%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
7%
 
7%
 
7%
 
6%
 
5%
 
5%
 
8%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (km/h) 10 S 10 S 11 SSW 10 SSW 11 SSW 11 SSW 11 SW 13 SW
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 92% 91% 87% 82% 77% 73% 66% 76%
Dew Point 11° 11° 11° 11° 11° 12° 12° 12°
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - May 20

more Historical Weather Data >
  Today Normal Record 5/20/2012
High 25° 19° 31° (2012) 31°
Low 13° (1956) 15°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:19 AM with 15:05 of sunlight, then sets at 8:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:16 PM with 11:40 of moolight, then sets at 2:56 AM

Top Story

Montreal Weather Report

The Summer Outlook for Canada

May 18, 2013; 9:44 AM ET

The Accuweather.com summer forecast for Canada. more >